Estra-1,3,5 (10), 16-tétraéno-3-carboxamide dehydrogenase to inhibit 17-beta-hydroxysteroid (AKR1C3)

The invention relates to inhibitors of AKR1C3 according to formula (I) and processes for preparing them, their use in the treatment and / or prevention of diseases and their use for producing medicaments for the treatment and / or preventing diseases, especially bleeding disorders and endometriosis.